Migrating gray whales

A gray whale pod migrating this week near San Diego. By Wayne Perryman, cetacean health and life history program director for the National Oceanic and Atmospheric Administration's Southwest Fisheries Science Center.

A gray whale pod migrating this week near San Diego. By Wayne Perryman, cetacean health and life history program director for the National Oceanic and Atmospheric Administration's Southwest Fisheries Science Center.